*{box-sizing:border-box}

:root{
  --bg:#050816;
  --card:#0d1326;
  --blue:#00bfff;
  --purple:#8a2eff;
  --green:#00e676;
  --red:#ff4d6d;
  --white:#f7f9fc;
  --muted:#aebbd8;
}

html{scroll-behavior:smooth}

body{
  margin:0;
  background:#050816;
  color:var(--white);
  font-family:Arial,Helvetica,sans-serif;
  overflow-x:hidden;
}

#neuron-bg{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  z-index:-2;
}

body:before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  background:
    radial-gradient(circle at var(--x,50%) var(--y,20%),rgba(0,191,255,.16),transparent 22%),
    linear-gradient(120deg,rgba(0,191,255,.08),transparent 30%),
    linear-gradient(240deg,rgba(138,46,255,.10),transparent 35%);
}

.topbar{
  min-height:118px;
  padding:18px 6%;
  display:flex;
  justify-content:space-between;
  align-items:center;
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(3,7,20,.92);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.08);
}

.logo{
  display:flex;
  align-items:center;
  text-decoration:none;
}

.logo-img{
  height:92px;
  width:auto;
  max-width:330px;
  display:block;
  filter:drop-shadow(0 0 18px rgba(0,191,255,.35));
}

nav{
  display:flex;
  gap:34px;
  align-items:center;
}

nav a{
  color:#e6eeff;
  text-decoration:none;
  font-size:17px;
  transition:.25s;
}

nav a:hover{color:var(--blue)}

.menu-toggle{
  display:none;
  background:none;
  border:0;
  width:42px;
  height:42px;
}

.menu-toggle span{
  display:block;
  height:2px;
  background:white;
  margin:7px 0;
  border-radius:99px;
}

.btn-login,.btn-primary{
  background:linear-gradient(100deg,var(--blue),var(--purple));
  color:white!important;
  padding:18px 34px;
  border-radius:16px;
  box-shadow:0 0 34px rgba(0,191,255,.28);
  font-weight:900;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:.25s;
  border:0;
}

.btn-primary:hover,.btn-login:hover{
  transform:translateY(-2px);
  box-shadow:0 0 46px rgba(138,46,255,.44);
}

.btn-secondary{
  border:1px solid rgba(255,255,255,.22);
  color:white;
  padding:18px 34px;
  border-radius:16px;
  text-decoration:none;
  background:rgba(255,255,255,.045);
  backdrop-filter:blur(10px);
}

.hero-banner{
  position:relative;
  min-height:calc(100vh - 118px);
  padding:70px 6% 34px;
  overflow:hidden;
  display:grid;
  grid-template-columns:39% 61%;
  grid-template-areas:
    "copy market"
    "strip strip";
  gap:32px;
  background:
    radial-gradient(circle at 80% 30%,rgba(0,191,255,.12),transparent 28%),
    radial-gradient(circle at 58% 47%,rgba(138,46,255,.16),transparent 32%),
    linear-gradient(90deg,rgba(5,8,22,.96) 0%,rgba(5,8,22,.90) 32%,rgba(5,8,22,.58) 100%);
}

.hero-copy{
  grid-area:copy;
  position:relative;
  z-index:4;
  align-self:center;
}

.tag{
  color:var(--blue);
  font-size:15px;
  letter-spacing:7px;
  font-weight:900;
  text-transform:uppercase;
  margin:0 0 28px;
}

h1{
  font-size:clamp(52px,5.4vw,94px);
  line-height:1.03;
  margin:0 0 26px;
  letter-spacing:-3px;
  color:#fff;
}

h2{
  font-size:clamp(32px,4vw,52px);
  margin:10px 0 26px;
  letter-spacing:-1px;
}

.subtitle{
  max-width:670px;
  color:#e0e8fb;
  font-size:20px;
  line-height:1.65;
  margin:0;
}

.actions{
  display:flex;
  gap:22px;
  margin-top:38px;
  flex-wrap:wrap;
}

.market-hero{
  grid-area:market;
  min-height:610px;
  position:relative;
  overflow:hidden;
  border-left:1px solid rgba(0,191,255,.12);
}

.market-hero:before{
  content:"";
  position:absolute;
  inset:-20px -20px -20px 0;
  background:
    linear-gradient(rgba(0,191,255,.075) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,191,255,.075) 1px,transparent 1px);
  background-size:58px 58px;
  opacity:.75;
}

#market-chart{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  z-index:1;
}

.center-ai{
  position:absolute;
  left:55%;
  top:44%;
  transform:translate(-50%,-50%);
  width:280px;
  height:280px;
  z-index:2;
  pointer-events:none;
}

.orb{
  position:absolute;
  inset:46px;
  border-radius:50%;
  background:radial-gradient(circle at 40% 35%,rgba(0,255,255,.95),rgba(138,46,255,.78) 42%,rgba(0,0,0,0) 72%);
  filter:blur(7px);
  animation:floatBrain 4s infinite ease-in-out;
}

.ring{
  position:absolute;
  inset:0;
  border-radius:50%;
  border:1px solid rgba(0,191,255,.28);
  animation:spin 9s linear infinite;
}

.ring2{
  inset:26px;
  border-color:rgba(138,46,255,.34);
  animation-duration:13s;
  animation-direction:reverse;
}

.ring3{
  inset:56px;
  border-color:rgba(0,230,118,.22);
  animation-duration:7s;
}

.floating-chip{
  position:absolute;
  z-index:5;
  padding:20px 24px;
  border-radius:20px;
  background:rgba(5,8,22,.90);
  border:1px solid rgba(0,191,255,.25);
  backdrop-filter:blur(16px);
  box-shadow:0 18px 40px rgba(0,0,0,.25);
}

.floating-chip small{
  display:block;
  color:#a8b8d5;
  margin-bottom:8px;
  font-size:15px;
}

.floating-chip strong{
  color:var(--green);
  font-size:31px;
  font-weight:900;
}

.chip-top{
  left:19%;
  top:12%;
}

.chip-risk{
  right:4%;
  top:56%;
}

.hero-metrics{
  position:absolute;
  z-index:5;
  left:9%;
  right:3%;
  bottom:28px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}

.hero-metrics div{
  min-height:122px;
  padding:23px 26px;
  border-radius:20px;
  background:rgba(5,8,22,.88);
  border:1px solid rgba(0,191,255,.18);
  backdrop-filter:blur(16px);
  box-shadow:0 20px 42px rgba(0,0,0,.20);
}

.hero-metrics small{
  display:block;
  color:#9eb0d1;
  font-size:15px;
  margin-bottom:12px;
}

.hero-metrics strong{
  color:#fff;
  font-size:32px;
  font-weight:900;
}

.hero-metrics div:nth-child(1) strong{color:#00f6ff}
.hero-metrics div:nth-child(2) strong{color:#ff4d6d}
.hero-metrics div:nth-child(3) strong{color:#00e676}
.hero-metrics div:nth-child(4) strong{color:#00f6ff}

.feature-strip{
  grid-area:strip;
  position:relative;
  z-index:5;
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:0;
  margin-top:20px;
  border:1px solid rgba(255,255,255,.11);
  border-radius:24px;
  background:rgba(3,7,20,.72);
  backdrop-filter:blur(18px);
  overflow:hidden;
}

.feature-strip div{
  padding:26px 28px;
  display:grid;
  grid-template-columns:42px 1fr;
  column-gap:16px;
  border-right:1px solid rgba(255,255,255,.12);
}

.feature-strip div:last-child{border-right:0}

.feature-strip span{
  grid-row:1 / span 2;
  font-size:31px;
  color:var(--blue);
  filter:drop-shadow(0 0 12px rgba(0,191,255,.35));
}

.feature-strip strong{
  font-size:17px;
  color:#fff;
}

.feature-strip p{
  margin:7px 0 0;
  color:#aebbd8;
  line-height:1.35;
}

.trust-band{
  margin:58px 6% 45px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}

.trust-band div{
  padding:26px;
  border-radius:22px;
  background:rgba(0,191,255,.065);
  border:1px solid rgba(0,191,255,.20);
  color:#cbd7f4;
}

.trust-band strong{color:white}
.trust-band p{line-height:1.55;margin-bottom:0}

.section{
  padding:78px 6%;
  text-align:center;
}

.timeline,.cards,.integrations{
  display:grid;
  gap:22px;
  margin-top:34px;
}

.timeline{grid-template-columns:repeat(4,1fr)}
.cards{grid-template-columns:repeat(3,1fr)}
.integrations{grid-template-columns:repeat(4,1fr)}

.timeline div,.cards div,.integrations div{
  min-height:170px;
  padding:30px;
  border-radius:24px;
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 0 40px rgba(0,0,0,.18);
  transition:.25s;
}

.timeline div:hover,.cards div:hover,.integrations div:hover{
  transform:translateY(-6px);
  border-color:rgba(0,191,255,.35);
  box-shadow:0 0 50px rgba(0,191,255,.16);
}

.timeline span{
  display:inline-flex;
  color:var(--blue);
  font-size:13px;
  letter-spacing:3px;
  font-weight:900;
  margin-bottom:12px;
}

.timeline p,.cards p{
  color:var(--muted);
  line-height:1.65;
}

.integrations strong{
  display:block;
  font-size:26px;
}

.integrations span{
  display:inline-block;
  color:var(--green);
  margin-top:18px;
  font-size:13px;
  border:1px solid rgba(0,230,118,.22);
  border-radius:999px;
  padding:8px 14px;
}

.final-cta{
  margin:40px 6%;
  border:1px solid rgba(138,46,255,.35);
  border-radius:32px;
  background:linear-gradient(120deg,rgba(0,191,255,.10),rgba(138,46,255,.12));
}

.final-cta p{
  color:var(--muted);
  margin-bottom:30px;
}

footer{
  padding:36px 6%;
  color:#7f8aaa;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;
  justify-content:space-between;
  gap:20px;
}

footer strong{color:white}
.mobile-login{display:none}

@keyframes floatBrain{
  0%,100%{transform:scale(1);opacity:.72}
  50%{transform:scale(1.08);opacity:.92}
}

@keyframes spin{to{transform:rotate(360deg)}}

@media(max-width:1180px){
  .hero-banner{
    grid-template-columns:1fr;
    grid-template-areas:
      "copy"
      "market"
      "strip";
  }

  .market-hero{
    min-height:560px;
    border-left:0;
  }

  .feature-strip{
    grid-template-columns:1fr 1fr;
  }

  .feature-strip div{
    border-right:0;
    border-bottom:1px solid rgba(255,255,255,.10);
  }

  .trust-band,.timeline,.integrations{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr 1fr}
}

@media(max-width:760px){
  body{padding-bottom:76px}

  .topbar{
    min-height:86px;
    padding:12px 5%;
  }

  .logo-img{
    height:62px;
    max-width:210px;
  }

  .menu-toggle{display:block}

  nav{
    position:absolute;
    top:82px;
    left:5%;
    right:5%;
    display:none;
    flex-direction:column;
    align-items:stretch;
    background:rgba(5,8,22,.96);
    border:1px solid rgba(255,255,255,.12);
    border-radius:22px;
    padding:18px;
    box-shadow:0 20px 60px rgba(0,0,0,.35);
  }

  nav.open{display:flex}
  nav a{padding:13px 10px}
  .btn-login{width:100%;margin-top:6px}

  .hero-banner{
    min-height:auto;
    padding:38px 5% 28px;
    gap:24px;
  }

  .tag{
    font-size:12px;
    letter-spacing:4px;
    margin-bottom:18px;
  }

  h1{
    font-size:44px;
    letter-spacing:-1px;
  }

  .subtitle{
    font-size:16px;
  }

  .actions a{
    width:100%;
  }

  .market-hero{
    min-height:470px;
    margin-left:-5%;
    margin-right:-5%;
    border-radius:0;
  }

  .center-ai{
    width:165px;
    height:165px;
    left:58%;
    top:40%;
  }

  .floating-chip{
    padding:12px 14px;
  }

  .floating-chip strong{
    font-size:18px;
  }

  .floating-chip small{
    font-size:12px;
  }

  .chip-top{
    left:6%;
    top:9%;
  }

  .chip-risk{
    right:6%;
    top:52%;
  }

  .hero-metrics{
    left:5%;
    right:5%;
    bottom:18px;
    grid-template-columns:1fr 1fr;
    gap:12px;
  }

  .hero-metrics div{
    min-height:88px;
    padding:16px;
  }

  .hero-metrics strong{
    font-size:23px;
  }

  .feature-strip{
    grid-template-columns:1fr;
    margin-top:8px;
  }

  .feature-strip div{
    padding:22px;
  }

  .trust-band,.timeline,.cards,.integrations{
    grid-template-columns:1fr;
  }

  .section{
    padding:54px 5%;
  }

  .trust-band{
    margin:40px 5% 30px;
  }

  footer{
    flex-direction:column;
    text-align:center;
  }

  .mobile-login{
    display:flex;
    position:fixed;
    left:14px;
    right:14px;
    bottom:14px;
    z-index:80;
    background:linear-gradient(100deg,var(--blue),var(--purple));
    color:white;
    text-decoration:none;
    justify-content:center;
    padding:16px;
    border-radius:18px;
    font-weight:900;
    box-shadow:0 0 38px rgba(0,191,255,.42);
  }
}